Unbind in account settings. The steps to unbind the bank card for Xinghe Interactive Public Welfare are as follows:

1. Log on to the Xinghe interactive website and enter the personal center.

2. Find the account setting option, and then click the payment method option.

3. Find the unbinding option and select the bank card to unbind.

4. The system will prompt to confirm whether to unbind the bank card, and follow the prompts to unbind it. In the process of unbinding, it is necessary to ensure that all unfinished orders have been completed first, so as to avoid unnecessary financial losses or other inconvenience. Please contact customer service in time if you encounter any problems during unbinding.